diff --git a/lib/tty/reader.rb b/lib/tty/reader.rb
index c30062b..99274de 100644
--- a/lib/tty/reader.rb
+++ b/lib/tty/reader.rb
@@ -157,8 +157,8 @@ def completion_suffix=(suffix)
     # @return [self|yield]
     #
     # @api public
-    def subscribe(listener, options = {})
-      old_subcribe(listener, options)
+    def subscribe(listener, **options)
+      old_subcribe(listener, **options)
       object = self
       if block_given?
         object = yield
diff --git a/tty-reader.gemspec b/tty-reader.gemspec
index 045d614..7f4a23f 100644
--- a/tty-reader.gemspec
+++ b/tty-reader.gemspec
@@ -28,7 +28,7 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency "tty-screen", "~> 0.8"
   spec.add_dependency "tty-cursor", "~> 0.7"
-  spec.add_dependency "wisper", "~> 2.0"
+  spec.add_dependency "wisper", ">= 3.0"
 
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rspec", ">= 3.0"